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Finding the Third Proportional to 29,306 and 64,258

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Solution

The third proportional to 29,306 and 64,258 is: 140,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,306 : 64,258 = 64,258 : x
  2. Step 2: Convert to fraction form
    29,306/64,258 = 64,258/x
  3. Step 3: Cross multiply
    29,306x = 64,258 × 64,258
  4. Step 4: Simplify right side
    29,306x = 4,129,090,564
  5. Step 5: Solve for x
    x = 4,129,090,564/29,306
  6. Step 6: Final answer
    x = 140,895.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.